8466640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 24248448

約数和(自身を除く): 15781808

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1163, 1456, 1820, 2326, 3640, 4652, 5815, 7280, 8141, 9304, 11630, 15119, 16282, 18608, 23260, 30238, 32564, 40705, 46520, 60476, 65128, 75595, 81410, 93040, 105833, 120952, 130256, 151190, 162820, 211666, 241904, 302380, 325640, 423332, 529165, 604760, 651280, 846664, 1058330, 1209520, 1693328, 2116660, 4233320, 8466640]

約数ペア:

[(1, 8466640), (2, 4233320), (4, 2116660), (5, 1693328), (7, 1209520), (8, 1058330), (10, 846664), (13, 651280), (14, 604760), (16, 529165), (20, 423332), (26, 325640), (28, 302380), (35, 241904), (40, 211666), (52, 162820), (56, 151190), (65, 130256), (70, 120952), (80, 105833), (91, 93040), (104, 81410), (112, 75595), (130, 65128), (140, 60476), (182, 46520), (208, 40705), (260, 32564), (280, 30238), (364, 23260), (455, 18608), (520, 16282), (560, 15119), (728, 11630), (910, 9304), (1040, 8141), (1163, 7280), (1456, 5815), (1820, 4652), (2326, 3640)]